Police were called to reports of a shooting in Maida Vale in the early hours last night - but it turned out the incident involved a BB gun rather than a firearm.
Officers attended a property in Shirland Road and found a 52-year-old woman suffering from a head injury; however, there is as yet no evidence that a firearm was discharged, police say.
Instead, it appears the incident involved a BB gun,
The victim was taken to hospital but her injuries are not thought to be serious.
Police had been responding to reports of a shooting shortly after midnight on Friday.
No suspects have been arrested and inquiries are ongoing.
Any witnesses, or anyone with any information, can contact police via 101, or via Twitter @MetCC.
To give information anonymously call Crimestoppers on 0800 555 111 or visit crimestoppers-uk.org.
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